Modern Warfare 4 Season 1 Adds New Weapons, Maps, DMZ Content, and Hardcore Changes

Call of Duty: Modern Warfare 4 Season 1 introduces four Multiplayer maps, two new weapons, additional game modes, and a redesigned 100-tier Battle Pass. The update also expands DMZ with the X01 Exclusion Zone, an underground GRANIT Arms facility beneath Hajin. Other additions include new events, weapon balancing, and Performance Mode support for all PlayStation 5 and Xbox Series X|S players with 120Hz displays, regardless of VRR compatibility.

Additional fixes released on November 5 address several Multiplayer and DMZ issues. Hardcore modes now have a reduced maximum health value of 22, down from 30, while exploits involving Proximity Mines, Seeker Drones, and out-of-bounds areas have been fixed. The patch also resolves progression problems, Xbox and split-screen crashes, DMZ duplication exploits, and various interface bugs.

Call of Duty: Modern Warfare 4 Season 1 Patch Notes

Additional November 5 Updates

Multiplayer Gameplay

• Reduced maximum health in Hardcore modes from 30 to 22.
• Fixed an exploit that allowed players to attach Proximity Mines to Seeker Drones.
• Fixed an out-of-bounds exploit at Wolves Stadium in Combat Outpost.
• Fixed an issue where the Cronen Osprey equipped with the Helix MK. II Apex Attachment could clip through the player during Finishing Moves.

Multiplayer Progression

• Fixed an issue where Boksu Prime did not unlock after completing the Classic Prestige 10 Track.
• Fixed an issue where the Mercurial Drift Multiplayer Weapon Mastery Camo remained locked after completing its unlock requirements.

Multiplayer UI and UX

• Added a Select/Deselect All option to the Edit Quickplay Modes menu in Multiplayer lobbies.
• Fixed an issue in Kill Block 24/7 where the Loadout selection menu could overlap the map preview.
• Fixed an animation issue with the reconfiguration transition on Kill Block.
• Fixed an issue where the Damage Dealt display after death appeared incorrectly in Private Match.
• Fixed an issue preventing the second player in Splitscreen from accessing the View Maps tab.
• Fixed a crash that could occur when the second Splitscreen player attempted to generate a weapon using Gunny.
• Fixed an issue where the Equip prompt appeared when hovering over locked weapons in the Multiplayer Level Unlocks section.
• Fixed an issue in Inflation where the Cash Dropped notification failed to appear after a player was eliminated.
• Fixed an issue in Inflation where the personal Cash counter could incorrectly double instead of displaying the amount collected.

DMZ Gameplay Fixes

• Fixed various duplication exploits.
• Updated FOB vendors, recipes, and assembly requirements to reflect the latest available items and crafting rules.
• Fixed an issue where the Apex .50 GS Magna Pistol could disappear from a player’s Backpack when deploying into Hajin.
• Fixed an issue preventing players from using the Sedative Inhaler while holding a Knife.
• Fixed an issue where the Free Prep Trait only granted Radiation Blockers instead of a random Consumable.
• Fixed an issue where Hydrochloric Acid, an unused crafting material, could appear as loot.
• Fixed an issue where enemy AI dealt incorrect melee damage depending on its equipped weapon.
• Fixed an issue where Colossus could spawn at the Military Base before the Armory was opened.
• Fixed an issue where players could see an incorrect Exfil countdown when boarding another player’s Exfil Helicopter.
• Fixed an issue where RHIB boats could spawn on top of each other along the Hajin Shoreline.
• Removed a non-functioning Door Breacher prompt from the double doors inside the Supreme Leader’s Bunker.
• Fixed an issue where players unintentionally received UAV pings while enemy UAVs were active.
• Fixed an issue where Tanks could unexpectedly bounce into the air when driving over Razor Wire equipment.
• Fixed an issue where Ammo Boxes could become stuck inside vehicle doors when thrown against them.
• Fixed visual clipping affecting enemy AI equipped with Riot Shields when using Recon Tablets.
• Reduced Battery spawn rates at Banks.
• Fixed an issue where the Possum Trait sometimes failed to fully restore an Operator’s health after being revived.

DMZ Progression Fixes

• Fixed an issue where the High-Value Escort Calling Card Challenge failed to track progress correctly.
• Fixed an issue where certain DMZ Lieutenant Dog Tags did not count towards Camo Challenge progression.

DMZ UI and UX Improvements

• Updated the DMZ Bounty Leaderboard to display players’ own rankings on the Friends tab.
• Updated the Dog Tag Case to display the most recently acquired Dog Tags first.
• Fixed an issue where eliminated DMZ Lieutenant targets could appear multiple times on the Boss Board.
• Fixed an issue where players could attempt to re-equip Attachments they no longer owned in DMZ Gunsmith.
• Fixed an issue where the completed DMZ Weapon Stash 1 upgrade remained available for purchase.
• Updated the DMZ Military Base Mission selection interface to recommend the intended 3-Plate Armor Vest.
• Fixed low-resolution checkmarks displayed for completed Orders in the After Action Report.
• Fixed an issue where the Equip prompt appeared when hovering over locked Operator Skins in the DMZ Level Unlocks section.

Global UI and Gunsmith Fixes

• Fixed an issue where the Bruen Field-OP Optic reticle did not match its preview when equipped on Pistols.
• Fixed an issue where the XP Token menu prompt did not highlight when hovered over.
• Added a Gunsmith warning when changing Receivers to inform players that the change may affect weapon appearance or functionality.
• Fixed an issue preventing players from selecting an option when prompted to remove locked Attachments from a Weapon Build.
• Fixed an issue where players could not navigate Attachments in the in-game Gunsmith after selecting a locked Attachment.
• Fixed an issue where equipping an Apex Attachment and Barrel on the Cronen Osprey caused the Horizontal Compensator to disappear from available Muzzle Attachments.
• Fixed a missing bullet on the Apoc-338 ammo belt when previewing ammunition attachments with the Praetor Apex Attachment equipped.
• Fixed an issue where the Remove Selection button in the Career Customize tab did not play a confirmation sound.
• Fixed an issue where resetting the Audio Settings tab displayed an incorrect Audio Mix description.
• Fixed an issue where Default Fill did not work correctly when adding a Calling Card to the Showcase.
• Fixed incorrect Deploy and Play tooltip information in QuickNav.

Season 1 New Content and Features

New Multiplayer Maps

• Added Backstab, a new 6v6 map set in a snow-covered town.
• Added Canyon, a new 6v6 map featuring open spaces, natural terrain, and elevation changes.
• Added Shoot House, returning with its familiar three-lane layout in a new setting.
• Added Kill Block: Crash as a Featured Combo map for 6v6 gameplay.
• Additional Multiplayer maps are planned throughout Season 1.

New Multiplayer Modes

• Added Grind, where players collect and bank Dog Tags to score points.
• Added Drop Zone, where teams capture a rotating objective to earn Killstreak drops.
• Added 6v6 modes on Kill Block.
• Gauntlet 1v1 is coming later in the season.

  • The mode will be accessible through the Wager Match Event.
  • Players wager Trophies and compete in 1v1 Gunfight.
  • The winner remains to face another opponent.
• Additional Multiplayer modes are planned for mid-season.

New Weapons

• Added the Cronen Osprey Assault Rifle.

  • A 5.56 rifle featuring a high rate of fire while maintaining control, accuracy, and mobility.
• Added the CSG-35 Submachine Gun.

  • Supports dual-wield akimbo use, trading accuracy for increased firepower.
• Two additional weapons and several new Attachments will arrive during Season 1.

Weapon Balance Changes

• Axion Assault Rifle:

  • Maximum damage remains unchanged at 24.
  • Maximum damage range remains unchanged at 24.89 metres.
  • Medium Damage 1 remains unchanged at 22.
  • Medium Damage Range 1 increased from 34.8 metres to 38.61 metres, an 11% increase.
  • Minimum damage remains unchanged at 20.
  • Muzzle velocity increased from 415 m/s to 470 m/s, a 13% increase.
• Han 86 Assault Rifle:

  • Maximum damage remains unchanged at 23.
  • Maximum damage range remains unchanged at 30.48 metres.

New DMZ Exclusion Zone

• Added X01, a new DMZ Exclusion Zone located in an underground GRANIT Arms facility beneath Hajin.
• Added new areas to explore within the facility.
• Added additional DMZ Orders.
• Introduced new threats and equipment within the Exclusion Zone.

Season 1 Battle Pass

• Added a redesigned, linear 100-tier Battle Pass.
• Introduced an automatic catch-up system that advances players to the reward corresponding with the current day of the season, up to Day 50.
• Battle Pass owners who complete all 100 tiers will have opportunities to earn additional bonus rewards later in the season.
• Season 1 Battle Pass rewards include:

  • Two new Base Weapons.
  • Operator Skins.
  • Weapon Blueprints.
  • Finishing Moves.
  • Calling Cards.
  • Weapon Charms.
  • Reticles.
  • Double XP Tokens.
  • COD Points.
  • DMZ Survival Kits.
  • Additional cosmetic rewards.

Season 1 Events

• Threat Briefing: Battle Tank

  • Destroy Battle Tank threats in DMZ.
  • Collect armor fragments and successfully exfil to earn rewards.
• Wager Match (Coming Soon)

  • Compete in challenges to collect Trophies and earn rewards.
  • Rewards include multiple Weapon Attachments.
  • Participate in the Gauntlet 1v1 Gunfight playlist in Multiplayer.
  • Additional challenges will be available across DMZ and Call of Duty: Warzone.
• Additional events, including Camo and DMZ events, are planned throughout Season 1 and Season 1 Reloaded.

Performance Improvements

• Enabled Performance Mode (120Hz) for all PlayStation 5 and Xbox Series X|S players using compatible 120Hz displays.
• VRR support is no longer required to access Performance Mode.
• VRR remains recommended for the best experience.

Unauthorized Third-Party Software Enforcement

• Introduced enforcement measures targeting Warzone Agent, an unauthorized third-party application used to assess lobby skill levels and avoid more competitive matches.
• Players attempting to launch or access Warzone while running Warzone Agent will receive a notification instructing them to close the application.
• Players who refuse to close Warzone Agent will be prevented from accessing Multiplayer modes.
• Campaign access remains unaffected.
• Players attempting to bypass these restrictions may face temporary or permanent account or hardware bans.

Have you noticed these changes? Share your thoughts in the comments!